Execution Of Different Works Related To Aug. Of Nakkatigachhi Pwss Under Jal Jeevan Mission 1 Tubewelldrilling By Reverse Rotary Method Of Drilling Using 9 7 / 8” Dia.Bit For Pilot Bore Follwed By Subsequently Reaming Using 12 1 / 4” Dia. , 15 Dia. And 17.5 Dia. Rock Roller Bits / Drag Bits In Consolidated, Semi Consolidated And Soft Formation Up To Required Depth Including Casing Boring And Casing Lowering As Required Including Cost Of Fuels And Lubricants Etc. As Required For Drilling. 2 Rate For Drilling By 17.5 Dia. Bita ) From 6 Mtr. To 60 Mtr. 3 60 Mtr. To 90 Mtr. 4 90 Mtr. To 120 Mtr. 5 120 Mtr. To 144 Mtr. 6 Electro-Logging Charge. 7 Supply And Delivery Of Washed Gravels Size Ranging From 1.80 Mm To 4.74 Mm. Conforming To Is 4097 : 1967. 8 Site Preparation, Temporary Latrine, Placement & Levelling Of Rig Machine, Mast Hoisting And Casing Drilling ( Upto 6 Mtr. ) Placement Of Casing With All Allied Works Necessary To Commence Drilling Woks And Wind Up Of All Machineries After Completion Of Drilling. 9 Transportation Cost Of Drilling Equipment And Accessories Rig Machine Etc. Including Cost Of Fuel, Lubricant & Loading Unloading The Materials From Store / Stack Yard / Suppliers Godown And Unloading / Stacking The Same At Site. ( Upto 60.0 Km Distance ) 10 Lowering The Tube Well Assembly ( Upvc Casing Pipe , Well Pipe, Strainer Along With Upvc Accessories ) Vertically In A Position With Proper Lowering Arrangement By Applying Necessary Jointing Compound Including Labour Cost For Subsequent Gravel Packing And Machine Operation Cost Etc 11 Cost Of Consumables For Drilling Rigs And Machineries. 12 Supply And Delivery Of Upvc Pipe ( Cd ) Conforming To Is 12818:2010. ( Cipet Certified ) A ) 250 Mm Dia. 13 B ) 200 Mm Dia. 14 Supply And Delivery Of Upvc Deep Well Screen ( Rds ) Pipes With Ribs Conforming To Is 12818:2010 . ( Cipet Certified ) A ) 200 Mm Dia. 15 Supply And Delivery Of Upvc Reducera ) 250Mm X 200 Mm Dia. 16 Supply And Delivery Of Upvc Capa ) 200 Mm Dia. 17 B ) 250 Mm Dia. 18 Supply And Delivery Of M.S. Housing Clamp 250 Mm Dia. 19 Supply And Delivery Of M.S .Centre Guide ( Special Type ) . 20 Development ( Min. 8 Hr. Continuous ) Of Tube Well By Using Suitable Air Compressor ( Min. Capacity: 600Cfm & Operating Pressure 14 Bar ) Followed By Yield Testing With Bht Pump ( Head :45 To 50Mtr., Discharge :1100 To 1000 Lpm And 25 Bhp Engine ) All Complete Including To & Fro Transportation Cost And Cost Of Fuels, Lubricants & Labour Etc. 21 Water Sample Collection And Chemical Test Including Arsenic Test. 22 Protective Sealing The Annular Space Between Tube Well Pipes & The Bore By Bentonite Clay Balls / Cement Slurry Above The Shrouded Gravels ( 3 M. Height ) . 23 Packing The Annular Space Between The Outsides Of The Housing Pipe & The Bore With Puddle Clay Balls Of Approved Size As Per Direction Of E.I.C. Including Cost Of All Materials, Labour Complete. 24 Supply And Delivery Of Bentonite Powder Conforming To Is 6186 :1986. 25 Labour For Making Arrangement For Showing Verticality Test Including The Cost For Hire Charges Of Tools And Plants, Scafolding, Labour Etc. All Complete 26 Fhtcproviding Fhtc From The Existing Ci / Di / Upvc / Hdpe / Gi / Ac Distribution Pipeline By Installing 10 Mm Dia Nb Gun Metal Ferrule Conforming To Is 2692:1989 With Latest Amendments On Thesaid Pipeline And All Othersaccessories Like Saddle Piece Of Require Size To Fit The Existing Distribution Pipeline , Specials, Nut & Bolts Rubber Sheet , Washer Etc.And Laying15 Mm Nb Pvc ( Schedule 80 ) / 20 Mm Od Hdpe ( Pe 100 , Pn16 ) / 20 Mm Od Ppr-C ( Class -Sdr 7.4 / Pn16 ) Pipes Uptorequired Length With All Necessary Specials1.0 Metre Below The Ground Connecting Ferrule Including Cutting Trenches In All Sorts Of Soil And Filling Up Trenches As Per Directionsof The Engineer-In-Charge And Upto A Point Just Inside The Premises Of The House Hold Or As Directed By Eic. Supply And Installation Of A L5mm Dia. Alloy Ironbib Cock ( Tested To 2T Kg / Cm2 ) Above 1.0 Mtr. Frorn Ground, An Alloy Stop Cock Of 15 Mm Diawith Brass Spindle ( Tested Ta 21 Kg / Cm2 ) To Be Fitted In A Position As Directed By E.I.C. G.L Pipe Of Tata Make ( Mediurn Duty ) Of 2 Metre Length With All Necessary Specials To Continue From The End Of The Pvc / Hdpe / Ppr-C Pipe And Upto 1.0 M Above Ground Within The Premises Of Household.Note:1. Pvc Pipe Shall Of Schedule 80 ( Medium Duty ) Conforming To Astmd -1785And Threaded To Match With Gl Pipes As Per Is : 1239 ( Part - I ) .2. Ppr-C ( Poly Propylene Randam Copolymer ) Pipe Shall Be 3-Layer Confirming To Is :15801 Uv Stabilised & Anti-Microbiol Fusion Welded, Having Thermal Stabitity For Hot & Cold Water Supply Including All Pp-R Plain & Brass Threaded Porypropylene Random / Fittings . 3. Rate Is Exclusive Of Supply And Deliveryof10 Mm Nb Gun-Metal Ferrule.Supply & Laying Of 15Mm Nb Pvc ( Schedule 80 ) / 20Mm Od Hdpe ( Pe 100, Pn16 ) / 20 Mm Od Ppr-C ( Class -Sdr7.4 / Pn19 ) Pipes.B ) Above 10 M Upto 20 M Length 27 Supplying Hdpe ( Materials Grade Pe-100 ) Pipes Conforming To Is 49841995 With Latest Revision & Amendments If Any With Necessary Specials ( Excluding Cost Of Cidf Valves ) Including Labour Charges For Earth Work In Excavation In Any Kind Of Soil Including Mixed Soil With Boulder, Road Sub-Grade And Aits Flank But Excluding Moorum Laterite Or Sand Stone / Hard Rock Cutting With Chisel Required Including Cutting Road Flank / Brick Pavement Etc. Without Damaging The Exisiting Telephone / Electrical Cable Line Etc. ( In Case Of Damage Of Any Type Of Cable Line By The Agency At The Time Of Execution Necessary Damage Charge As Applicable By The Respective Authority Will Have To Be Brone By The Agency At His Own Cost ) Upto The Depth ( Av. ) So As To Maintain 1.10M.Earth Cushion From Top Of The Pipe Upto G.L. Including Loading Unloading Carrying Lowering Laying Fitting Fixing Carefully Pipes, Valves And Specials With The All Types Of Jointing Materials In Trenches Maintaining Proper Levels And Alignment Jointing The Pipes And Specials By Butt Welding / Adopting Suitable Method ( But Weld Jointing With Help Of Hydraulic Tack And Trimming Machines, Hitter Etc. For Reaching At Necessary Melting Point Of Hdpe Pipe So That Joint Can Be Monolithic ) So As To Facilitate The Maintenance Of Pipe Line Locally As Per Conventional Method In Future. ( A ) Pressure Rating : Pn 6 ( I ) Laying Of Pipe Line Including Cost Of Pipe Only Excluding Cost Of Specials / Fittings Valves.B ) 90Mm ( Od ) 28 B ) 110 Mm ( Od ) 29 C ) 125Mm ( Od ) 30 D ) 140 Mm ( Od ) 31 E ) 160 Mm ( Od ) 32 E ) 180 Mm ( Od ) 33 E ) 200 Mm ( Od ) 34 E ) 225 Mm ( Od ) 35 Filling The Pipe Line With Water, Testing Hydraulically As Per I.S 3114-1965 ( Article-6 ) In Section Of A Length Not Exceeding 500Mtr. For Head Of Pressure As Per Specification Including Supplying Installing And Fixing All Equipments Such As Diesel Pump Set, Blank Flange, Pressure Gauge, Valve, Pressure Pump And All Other Tools And Plants Including Drilling Topping And Plugging Of Necessary Holes To Pipes, Blocking Ends Providing Temporary Thrust Block And Subsequent Blocking Of Holes And Other Jointing Materials And Dismantling And Removal Of The Same Including Disposal Of Water Etc. All Complete As Per Specification And Direction Of Eic. The Rate Is Inclusive Of Cost Of Requisite Water To Be Arranged By The Contractor ( Recovery Rate Of Water @ Rs.10.00 / M3, If Contractor Used Water From Deptt. Source ) .B ) For Upvc / Hdpe Pipea ) 90 Mm ( Od ) 36 B ) 110 Mm ( Od ) 37 C ) 125Mm ( Od ) 38 D ) 140 Mm ( Od ) 39 E ) 160 Mm ( Od ) 40 E ) 180 Mm ( Od ) 41 E ) 200 Mm ( Od ) 42 E ) 225 Mm ( Od ) 43 A ) For Ci / Di Pipeb ) 100 Mm Dia 44 C ) 350 Mm Dia. 45 Cleaning Thoroughly The Inner Surface Of Pipe Line Including Specials And Valves By Flushing With Water And Subsequently Disinfection Of The Same Pipe Line By Flushing Again With Water Containing Bleaching Powder Resulting In Residual Chlorine Not Less Than 15Mg / Ltrs. After 24Hrs. Of Such Filling Including Laboratory Testing Of Water Samples Obtain From The Disinfested Pipe Line And Disposal Of Water From The Pipe Line After Completion Of The Work. The Rates Including Of Cost Of Requisite Water To Be Arranged By The Contractor ) ( The Rate Of Water @Rs. 10 / M3 May Be Recovered, If The Contractor Used Water From Deptt. Source ) .B ) For Upvc / Hdpe Pipea ) 90 Mm ( Od ) 46 B ) 110 Mm ( Od ) 47 C ) 125Mm ( Od ) 48 D ) 140 Mm ( Od ) 49 E ) 160 Mm ( Od ) 50 E ) 180 Mm ( Od ) 51 E ) 200 Mm ( Od ) 52 E ) 225 Mm ( Od ) 53 A ) For Ci / Di Pipeb ) 100 Mm Dia 54 C ) 350 Mm Dia. 55 Carrying Ci / Di Pipes With Specials And Valves And Lowering Placing In Position And Laying Carefully Inside The Trenches In Proper Alignment And Gradient Etc. Including Earth Work In Excavation Of Adequate Width As Per Specification Having Min. Clear Cover From Top Of Pipe Is 1.10Mtr. Below Existing Ground Level In Any Kind Of Soil Including Mixed With Boulder, Road Sub-Grade And Its Flank, But Excluding Moorum And Laterite And Stone Etc.Without Damaging The Exisiting Telephone / Electric Cable Etc. ( In Case Of Damaged If Any Type Of Cable Line During Excecution , Necessary Damaged Charges As Applicable By The Respective Authority Will Be Borne By The Agency In His Own Cost ) Preparing The Bottom Surface For Continuous Bedding Of Pipe Line And Laying Pipes, Fitting, Fixing Specials And Valves With Bailing Out Water If Any Including Carriage Of Pipes, Specials And Valves From Local Deptt. Store Within 8Km And Back Filling The Trenches With Excavated Earth In Layers To Original Condition As Per Specification And Direction Of Eic. The Surplus Materials After Execution Of Work Are To Be Return To The Deptt. Store.N.B: I ) Any Deviation From Required Clear Cover Of 1.10Mtr., Due To Site Adverse Condition, Prior Permission Is To Be Obtained From The Eic In Exceptional Situation And Payment Will Be Made On Prorate Basis Over The Rate Of Entire Itemii ) No Payment Will Be Made Without Hydraulic Test Of The Pipe Line Either Part Or Fulliii ) The Pipes, Specials And Valves , Rubber Gasket Will Be Supplied Deptt. Free Of Cost.B ) 100 Mm Dia. 56 C ) 350 Mm Dia. 57 Making Rubber Gasket Joint To Ci / Di Pipes Maintaining Proper Alignment Level Etc. By Mechanical Arrangement With Or Without Using Mobile Cranes Where Necessary And With Help Of All Other Equipments Tools And Tackles Etc. As Required Providing Lubricants Of Approved Quality And Direction Of Eic. ( Rubber Gasket Will Be Supplied Deptt. Free Of Cost ) B ) 100 Mm Dia. 58 C ) 350 Mm Dia. 59 Making Flange Joint To Di / Ci Pipes, Specials And Valves Where Necessary With Supply Of Required Rubber Insertion And Nut Bolts, Washers Etc. Of Approved Quality And Type All Complete As Per Specification And Direction Of Eic ( Nut And Bolts Shall Be Of Tata / Gkw Rate ) .B ) 100 Mm Dia. 60 A ) 80 Mm Dia. 61 C ) 150 Mm Dia. 62 D ) 200 Mm Dia. 63 Construction Of Different Dia Sluice Valve / Air Valve / Washout Chamber In Different Sizes For Village Road Where Light Traffic Run And For Main Road Where Heavy Traffic Run As Deptt.Approved Drawing With 25Cm Thick Brick Work ( 1:6 ) Over Cement Concrete ( 4:2:1 ) Over A Single B / F Soling Over150mm.Thick Sand Filling In Foundation Including Earth Work In Excavation And Disposal Of Excess Earth From Work Site With Rcc ( 1:1.5:3 ) Cover Slab 100Mm / 150Mm Thick Slab On Top Of Chamber With 1% Reinforcement In Rcc Cover Slab With Necessary Opening For Operation Of Valve All Complete Including Cost Of Labour & Materials As Per Departmental Dwg. [ Reinforcement Type:- Other Manufactuerers Not Specified ] I ) 80 Mm To 150 Mm Dia Pipe 64 I ) 200 Mm Dia Pipe 65 Bituminous Pucca Road ( Approx. 450Mm Depth ) Cutting By Using Gaiti, Chisel, Hammer Etc. And Picking Uip The Withdrawing Excavated Materials And Remove The Same Within Distance Of 30Mtr. At Least All Complete For Fixing / Crossing All Dia Of Pipe Line As Per Direction Of Eic. 66 Making Barricading Of Excavation Trenches Of Road Width Upto 15Mtr. To Avoid Any Accident By Providing 75Mm Dia Bamboo Post Placed Vertically & Horizontally With The Help Of 6”Size Iron Rail As Per Direction And Satisfaction Of Eic. ( Applicable Where Critical Situation Arise And Take Up The Work As Per Direction Of Eic ) 67 Labour For Horizontal Boring Under Pucca Road Etc…………....For Laying Of Pipe.I ) Up To 150 Mm Dia. ( Ci / Di / Ac / Gi ) / 180 Mm O.D Upvc & Hdpe 68 Making Village Roadcrossing ( Average 3 M Width ) By Horizontal Augor Boring For Accmodation Of Laying Of Average 3 ( Three ) Nos 15 Mm Dia Gi Pipe For Fhtc Or As Per Direction Of Eic. 69 Dismantling All Types Of Plain Cementconcrete Works, Stacking Serviceablematerials At Site And Removing Rubbish Asdirected Within A Lead Of 75 Min Ground Floor Including Roof. ( A ) Upto 150 Mm. Thick 70 Cement Concrete With 30 Mm Down Graded Shinglesexcluding Shuttering ( N.B. Variety ) . In Ground Floor A ) 6:3:1 Proportion. 71 Making Holes In Two Sides Of Wall Of Culvert / Drain Or Any Other Structuresin Any Places For Laying Any Dia Pipe Line Within Structures Intwo Sides Of Wall Of Culvert / Drain / Any Structure At Any Places And Mending Good Damages All Complete As Per Direction Of Eic.
